Planar WN-5040-720 User Manual page 100

Removing the air filter from the rear
1. Turn off the AC power switch and remove the
power cord
2. Remove the rear panel (6 ¼-turn screws).
3. Push open the electronics module door.
4. Reach around through this door and loosen the
light shield screw.
5. Push the light shield up until it latches out of the
way.
6. Lift the air filter up and forward, away from you.
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